NB/T 47065.1  支座 BⅠ 240/

BI 240/

WN 2"-150 RF Sch

wn50(B)-150 RF sch40s)-1

PL 40(B)-10 RF

bl400- 25rf

WN 4"-150 RF Sch40S00-1R5@cpamp RF�40S300 RF0FRF

SO 100-150 RF“вҖҰ5RF2@F9@RF689J@plL

WN 4"-150 RF Sch80

WN6"-150 FFSCH40S

WN 350-600 RF S=1400 RF